package com.atguigu.classes;

/**
 * @program: IDEAcode
 * @description:追加string中比较重要的方法
 * @author: Mr.zjx
 * create: 2021-07-22-15-25
 **/
public class Test03 {
    public static void main(String[] args) {
        StringBuilder stringBuilder = new StringBuilder();
        stringBuilder.append(5.5);
        stringBuilder.append(" 可以追加任何字符");
        System.out.println(stringBuilder);
    }
}
